C///

\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// /************************************************************************** * © 2016 and later: Unicode, Inc. and others. * License & terms of use: http://www.unicode.org/copyright.html ************************************************************************** ************************************************************************** * COPYRIGHT: * Copyright (c) 1999-2007, International Business Machines Corporation and * others. All Rights Reserved. **************************************************************************/ #include "unicode/utypes.h" #include "unicode/ucnv.h" #include "flagcb.h" #include #include #include #define DEBUG_TMI 0 /* set to 1 for Too Much Information (TMI) */ U_CAPI FromUFLAGContext* U_EXPORT2 flagCB_fromU_openContext() { FromUFLAGContext *ctx; ctx = (FromUFLAGContext*) malloc(sizeof(FromUFLAGContext)); ctx->subCallback = NULL; ctx->subContext = NULL; ctx->flag = false; return ctx; } U_CAPI void U_EXPORT2 flagCB_fromU( const void *context, UConverterFromUnicodeArgs *fromUArgs, const UChar* codeUnits, int32_t length, UChar32 codePoint, UConverterCallbackReason reason, UErrorCode * err) { /* First step - based on the reason code, take action */ if(reason == UCNV_UNASSIGNED) { /* whatever set should be trapped here */ ((FromUFLAGContext*)context)->flag = true; } if(reason == UCNV_CLONE) { /* The following is the recommended way to implement UCNV_CLONE in a callback. */ UConverterFromUCallback saveCallback; const void *saveContext; FromUFLAGContext *old, *cloned; UErrorCode subErr = U_ZERO_ERROR; #if DEBUG_TMI printf("*** FLAGCB: cloning %p ***\n", context); #endif old = (FromUFLAGContext*)context; cloned = flagCB_fromU_openContext(); memcpy(cloned, old, sizeof(FromUFLAGContext)); #if DEBUG_TMI printf("%p: my subcb=%p:%p\n", old, old->subCallback, old->subContext); printf("%p: cloned subcb=%p:%p\n", cloned, cloned->subCallback, cloned->subContext); #endif /* We need to get the sub CB to handle cloning, * so we have to set up the following, temporarily: * * - Set the callback+context to the sub of this (flag) cb * - preserve the current cb+context, it could be anything * * Before: * CNV -> FLAG -> subcb -> ... * * After: * CNV -> subcb -> ... * * The chain from 'something' on is saved, and will be restored * at the end of this block. * */ ucnv_setFromUCallBack(fromUArgs->converter, cloned->subCallback, cloned->subContext, &saveCallback, &saveContext, &subErr); if( cloned->subCallback != NULL ) { /* Now, call the sub callback if present */ cloned->subCallback(cloned->subContext, fromUArgs, codeUnits, length, codePoint, reason, err); } ucnv_setFromUCallBack(fromUArgs->converter, saveCallback, /* Us */ cloned, /* new context */ &cloned->subCallback, /* IMPORTANT! Accept any change in CB or context */ &cloned->subContext, &subErr); if(U_FAILURE(subErr)) { *err = subErr; } } /* process other reasons here if need be */ /* Always call the subCallback if present */ if(((FromUFLAGContext*)context)->subCallback != NULL && reason != UCNV_CLONE) { ((FromUFLAGContext*)context)->subCallback( ((FromUFLAGContext*)context)->subContext, fromUArgs, codeUnits, length, codePoint, reason, err); } /* cleanup - free the memory AFTER calling the sub CB */ if(reason == UCNV_CLOSE) { free((void*)context); } } /* Debugging callback, just outputs what happens */ /* Test safe clone callback */ static uint32_t debugCB_nextSerial() { static uint32_t n = 1; return (n++); } static void debugCB_print_log(debugCBContext *q, const char *name) { if(q==NULL) { printf("debugCBontext: %s is NULL!!\n", name); } else { if(q->magic != 0xC0FFEE) { fprintf(stderr, "debugCBContext: %p:%d's magic is %x, supposed to be 0xC0FFEE\n", q,q->serial, q->magic); } printf("debugCBContext %p:%d=%s - magic %x\n", q, q->serial, name, q->magic); } } static debugCBContext *debugCB_clone(debugCBContext *ctx) { debugCBContext *newCtx; newCtx = malloc(sizeof(debugCBContext)); newCtx->serial = debugCB_nextSerial(); newCtx->magic = 0xC0FFEE; newCtx->subCallback = ctx->subCallback; newCtx->subContext = ctx->subContext; #if DEBUG_TMI printf("debugCB_clone: %p:%d -> new context %p:%d\n", ctx, ctx->serial, newCtx, newCtx->serial); #endif return newCtx; } void debugCB_fromU(const void *context, UConverterFromUnicodeArgs *fromUArgs, const UChar* codeUnits, int32_t length, UChar32 codePoint, UConverterCallbackReason reason, UErrorCode * err) { debugCBContext *ctx = (debugCBContext*)context; /*UConverterFromUCallback junkFrom;*/ #if DEBUG_TMI printf("debugCB_fromU: Context %p:%d called, reason %d on cnv %p [err=%s]\n", ctx, ctx->serial, reason, fromUArgs->converter, u_errorName(*err)); #endif if(ctx->magic != 0xC0FFEE) { fprintf(stderr, "debugCB_fromU: Context %p:%d magic is 0x%x should be 0xC0FFEE.\n", ctx,ctx->serial, ctx->magic); return; } if(reason == UCNV_CLONE) { /* see comments in above flagCB clone code */ UConverterFromUCallback saveCallback; const void *saveContext; debugCBContext *cloned; UErrorCode subErr = U_ZERO_ERROR; /* "recreate" it */ #if DEBUG_TMI printf("debugCB_fromU: cloning..\n"); #endif cloned = debugCB_clone(ctx); if(cloned == NULL) { fprintf(stderr, "debugCB_fromU: internal clone failed on %p\n", ctx); *err = U_MEMORY_ALLOCATION_ERROR; return; } ucnv_setFromUCallBack(fromUArgs->converter, cloned->subCallback, cloned->subContext, &saveCallback, &saveContext, &subErr); if( cloned->subCallback != NULL) { #if DEBUG_TMI printf("debugCB_fromU:%p calling subCB %p\n", ctx, cloned->subCallback); #endif /* call subCB if present */ cloned->subCallback(cloned->subContext, fromUArgs